Package mars.mips.instructions.syscalls

Class SyscallSeek

java.lang.Object

mars.mips.instructions.syscalls.AbstractSyscall

mars.mips.instructions.syscalls.SyscallSeek

All Implemented Interfaces:

Syscall

public class SyscallSeek
extends AbstractSyscall

Service to seek position of file descriptor given in $a0. $a1 specifies offset and $a2 specifies whence. New position of file descriptor is returned in $v0.

Constructor Summary

Constructors

Constructor	Description
SyscallSeek()	Build an instance of the syscall with its default service number and name.

Method Summary

Modifier and Type	Method	Description
void	simulate(BasicStatement statement)	Performs syscall function to seek position of file descriptor given in $a0.

Methods inherited from class mars.mips.instructions.syscalls.AbstractSyscall

getName, getNumber, setNumber

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

SyscallSeek

public SyscallSeek()

Build an instance of the syscall with its default service number and name.

Method Details

simulate

public void simulate(BasicStatement statement)
              throws SimulatorException

Performs syscall function to seek position of file descriptor given in $a0. $a1 specifies offset and $a2 specifies whence. New position of file descriptor is returned in $v0.

Specified by:

simulate in interface Syscall

Specified by:

simulate in class AbstractSyscall

Parameters:

statement - BasicStatement object for this syscall instruction.

Throws:

SimulatorException